®
Bussmann
HRC Fuse Links
NH
Class of Operation gL/gG, 690V ac 440V dc 6 to 630 Amps
Sizes 00 to 3
Catalog Symbol: NH_G-690
Technical Data:
Rated Voltage:
690V ac / 440V dc
Approvals: IEC269,VDE 0636
Rated Breaking Capacity: 50kA
Description: A square bodied range of industrial fuse links
Rated Frequency:
50 Hz
for wide variety of applications where 690V is needed. Operating Frequency:
45 - 62 Hz
Packaging: All fuse links are packed in 3’s.
Standards: DIN43620 Part 1
Ordering Code: Rating/Type/Body Size/Category
e.g. 100NH2G-690
Selectivity:
1 : 1.6 up to 690V ac
1 : 1.25 up to 380V ac
Ceramic
Corrosion-proof (top plate also
galvanic plated)
Design - Insulator:
- Metal Parts:
Contact Blades:
Full contact blades,
silver plated copper.
IP 00 according to DIN40050
DIN 43620
Protection Type:
Dimensions:
Tests:
VDE 0636/21 (RS 5126-75)
Constancy of
Characteristics:
On/Off Indicator:
Resistant to ageing.
Spring indicator, minimum
operating voltage 10V
Vibrations 7 up to 50 Hz
with 1 g, shocks with 5 g
Mechanical Stress:
Specifications (Dimensions all in mm)
SIZE
A
B
C min.
15
D
21
30
30
30
41
51
72
100
E ± 0.8 F max.
G
C00
49 ± 1.5
78.5 ± 1.5
78.5 ± 1.5
125 ± 1.5
135 ± 2.5
135 ± 2.5
150 ± 2.5
150 ± 2.5
200 ± 3.0
35
35
35
40
40
48
60
85
41
48
48
48
53
61
76
85
60 ± 2.0
60 ± 2.0
60 ± 2.0
60 ± 2.0
60 ± 2.0
60 ± 2.0
60 ± 2.0
60 ± 2.0
00
49 ± 1.5
15
+1.5
–3.0
0
68 ±
15
1(small)
68 ± 2.5
68 ± 2.5
68 ± 2.5
68 ± 2.5
90 ± 30
15
1
20
2
25
3
32
4a
50
Form No. NH
Page 1of 4
BIF Doc# 9003
5-2-00
SB99216
Rev. A